E2 Round-up: If we're warming, why are we so cold?, FirstEnergy buys Allegheny, and Texas could be big in solar

The deal would create one of the largest electricity providers in the United States, and comes "amid a trying time for power producers, which have been dealing with a sustained drop in demand caused by the recession."

Greenwire reports that the cap-and-trade vote is causing difficulties for two West Virginia Democrats, even though they didn't vote for the bill. Even before the filing deadline, potential opponents are attacking incumbent Democrats Nick RahallNick Joe RahallWe shouldn't allow politics to impede disaster relief Break the cycle of partisanship with infant, child health care programs Clinton mulls role in 2018 midterms MORE and Alan Mollohan over coal issues, according to Greenwire.

Both have long records of campaign success and could be tough to topple. Rahall is in 17th term, and Mollohan is in his 14th.

Texas could be a leader in solar power if it wanted. A new report from Environment Texas and the Go Solar Texas Coalition states the Lone Star state has what it takes when it comes to solar resources, but that developers need new financial incentives to spur a solar boon, in the Ft. Worth Star-Telegram.